다구찌 최적화 방법을 이용한 단판형 로어암 개발

As one way of cost innovation and weight saving of the automobile, the one-piece typed lower control arm was developed for the purpose of replacing the box typed lower control arm. In order to overcome less buckling strength of the one-piece typed lower control arm, the design parameters such as the high strength steel grade, the thickness and the shape of main panel were optimized based on Taguchi method.